What we know about pot in 2017

What we know about pot in 2017

Here is an educational video about a very thorough study done in 2017. They boil this down to the key factors in this 8-min educational video. The study they mention can be found here: http://www8.nationalacademies.org/onpinews/newsitem.aspx?RecordID=24625&_ga=1.198930671.1791292794.1484233196